<div class="feedback">
    <div class="content">
        <div class=text>
            <textarea placeholder="描述你的问题" maxlength="200" cols="30" rows="10" v-model="opinion"></textarea>
            <div class="txtNum">{{leftNumber}}/200</div>
        </div>
        <div class="contact">
            <div class="name"> <span class="nameLeft"> <span>*</span> 联系人</span><input type="text" v-model="name"></div>
            <div class="tel"> <span class="telLeft"> <span>*</span>联系方式</span><input maxlength="11" minlength="11" type="number" v-model="tel"></div>
        </div>
    </div>
    <div class="footer">
        <div class="btn" @click="submit">
            提交申请
        </div>
    </div>

</div>